Re: [jCharts-users] LineCharts Question multiple data series...

[Nathaniel G. A. <nat...@ya...>]

--- Daniel Hopkins <Dan...@di...> wrote:
> Being a newbie to the JCharts, I am having difficulty getting a graph to correctly display
> multiple lines of data, and have not been able to find an example that does this.
> 
> I see http://jcharts.sourceforge.net/samples/line.html shows a sample, but no code is provided.
> 
> I have played/modifed the code from ComboChartServlet example, where I simplied added another
> data series, but this too fail, unless the second data series is configured to render using
> ChartType.BAR
> 
> The modified service method is shown below...
> 
> If I modify the one of the lines:
> 
> dataSeries.addIAxisPlotDataSet( new AxisChartDataSet( data, legendLabels, paints,
> ChartType.LINE, this.lineChartProperties ) );
> 
> to
> 
> dataSeries.addIAxisPlotDataSet( new AxisChartDataSet( data, legendLabels, paints, ChartType.BAR,
> this.barChartProperties ) );
> 
> it will render this series correctly as a bar chart, and the other as a line chart.  But I
> cannot get them both to render as lines..what gives?
> 
> I must be missing something....any suggestions would be greatly appreciated


All your line data should be in the same IAxisChartDataSet; it takes a double[][] for the data
values.

Each IAxisPlotDataSet in the DataSeries Object represents a specific kind of chart.







=====
http://nathaniel-auvil.blog-city.com/

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